TIMSS
PIRLS
Databases

Results

PIRLS 2021 International Results in Reading
VISIT REPORT
Findings from the TIMSS 2019 Problem Solving and Inquiry Tasks
VISIT REPORT
turtle and jellyfish swimming viewed from under the surface of the water
TIMSS 2019 Environmental Awareness Results
VISIT REPORT

Forthcoming

TIMSS 2023
TIMSS 2023 completes the transition to a fully digital
assessment and includes new and interactive item types.
View the TIMSS 2023 Brochure
PIRLS 2026
PIRLS 2026 completes the transition to a fully digital
assessment, concluding a transition that began with
PIRLS 2021.
View the PIRLS 2026 Brochure

Latest News

photo of a group of three middle-school age students, wearing white surgical masks, in a school setting
COVID-19 Research Resources in PIRLS 2021, the second report in the PIRLS Insights series, is now available.
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photo of a person in a suit and tie with graphical representations of data
With Boston College’s online M.S. in Data Science, gain technical expertise and an ethical framework for your career. Small class sizes facilitate discussions, and group projects with case studies prepare you to solve real-world problems with a human-centered approach.
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Aspects of Student Well-Being and Reading Achievement in PIRLS 2021 is now available
READ MORE